-47.18% is the change from 390 to 206
Calculation steps:
[( 206 - 390 ) ÷ 390] x 100 = -47.18%
Formula
Percentage change = [(206 - 390) / 390] x 100
Subtract the new number by the original number
206 - 390 = -184
-184 ÷ 390 = -0.4717948717948718
-0.4717948717948718 x 100 = -47.18%